<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <base href="<%=basePath%>">
    
    <title>My JSP 'index.jsp' starting page</title>
	<meta http-equiv="pragma" content="no-cache">
	<meta http-equiv="cache-control" content="no-cache">
	<meta http-equiv="expires" content="0">    
	<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
	<meta http-equiv="description" content="This is my page">
	<!--
	<link rel="stylesheet" type="text/css" href="styles.css">
	-->
	<script>
	  var xmlhttp;
	  function loadXMLDoc(url,func,param){
	    
	    if(window.XMLHttpRequest){
	        xmlhttp=new XMLHttpRequest();
	    }else{
	        xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
	    }
	    xmlhttp.onreadystatechange=func;
	    xmlhttp.open("POST",url,true);
	    xmlhttp.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
	    xmlhttp.send(param);
	  } 
	  function myFunction(){
		  loadXMLDoc("server.jsp", function(){
			  alert(xmlhttp.readyState);
            if(xmlhttp.readyState==4 && xmlhttp.status==200){
                document.getElementById("myDiv").innerHTML=xmlhttp.responseText;
            }
		  }, "name=lan&address=shenzhen");
	  }
  </script>
  </head>
  
  <body>
    <input type="button" value="点击获取内容" onclick="myFunction()"/>
    <div id="myDiv">内容显示于此</div>
    <iframe id="iframe"></iframe>
  </body>
</html>
